ATL: IDA - Recon

[Shell Mound]

It seems as though one of the upcoming legs, fatefully, is going to sample the northeast quadrant.

[Chris_in_Tampa]

Momentary surface winds from a NOAA sonde measured at 155 mph in eastern quadrant at 7:39am CDT. These are not 1 minute sustained.

Mean Boundary Level Wind (mean wind in the lowest 500 geopotential meters of the sounding):
- Wind Direction: 135° (from the SE)
- Wind Speed: 145 knots (167 mph)

Deep Layer Mean Wind (average wind over the depth of the sounding):
- Wind Direction: 150° (from the SSE)
- Wind Speed: 141 knots (162 mph)
- Depth of Sounding: From 817mb to 949mb

Average Wind Over Lowest Available 150 geopotential meters (gpm) of the sounding:
- Lowest 150m: 159 gpm - 9 gpm (522 geo. feet - 30 geo. feet)
- Wind Direction: 125° (from the SE)
- Wind Speed: 139 knots (160 mph)

http://tropicalatlantic.com/recon/recon ... 50-156-135

[Chris_in_Tampa]

A NOAA sonde dropped in the northeast quadrant measured momentary surface winds of 161 mph when it landed about 7 miles west-northwest at about 8:19am CDT. This is not 1 minute sustained.

Mean Boundary Level Wind (mean wind in the lowest 500 geopotential meters of the sounding):
- Wind Direction: 100° (from the E)
- Wind Speed: 141 knots (162 mph)

Deep Layer Mean Wind (average wind over the depth of the sounding):
- Wind Direction: 110° (from the ESE)
- Wind Speed: 135 knots (155 mph)
- Depth of Sounding: From 760mb to 950mb

Average Wind Over Lowest Available 150 geopotential meters (gpm) of the sounding:
- Lowest 150m: 157 gpm - 7 gpm (515 geo. feet - 23 geo. feet)
- Wind Direction: 90° (from the E)
- Wind Speed: 149 knots (171 mph)

http://tropicalatlantic.com/recon/recon ... 51-162-140

[Chris_in_Tampa]

Air Force sonde: 933mb with 5 knots of wind at about 9:13am CDT.

[Chris_in_Tampa]

Hurricane hunter progress in Ida. Last image I'll do with three planes. NOAA research mission and an Air Force mission are leaving the storm. Another Air Force mission is on the way from the west. (that plane's position as of 10:12am CDT) NHC track from 10am CDT.

[Chris_in_Tampa]

Air Force recon through 10:42am CDT:

[CrazyC83]

554
URNT15 KNHC 291552
AF303 1509A IDA HDOB 12 20210829
154230 2900N 09039W 6967 03030 9889 +116 +022 017073 074 063 002 00
154300 2900N 09038W 6972 03015 9882 +115 +022 017079 081 065 004 00
154330 2900N 09036W 6957 03025 9879 +107 +021 015081 082 067 005 00
154400 2900N 09034W 6963 03003 9865 +108 +022 010079 080 071 008 00
154430 2900N 09032W 6963 02992 9865 +098 +022 007077 080 073 010 00
154500 2900N 09031W 6971 02968 9849 +096 +022 008077 079 073 011 00
154530 2900N 09029W 6969 02953 9835 +093 +021 009080 081 075 013 00
154600 2900N 09027W 6968 02937 9817 +092 +020 010080 082 079 007 00
154630 2900N 09025W 6974 02913 9774 +112 +019 014081 083 079 006 00
154700 2900N 09023W 6970 02899 9741 +122 +020 014086 087 078 001 00
154730 2900N 09022W 6969 02879 9715 +124 +022 014090 091 080 001 00
154800 2900N 09020W 6961 02859 9687 +122 +024 013093 095 085 001 00
154830 2900N 09018W 6967 02819 9642 +130 +024 016100 103 089 000 00
154900 2900N 09017W 6957 02789 9599 +130 +024 019104 106 092 001 00
154930 2900N 09015W 6965 02740 9557 +129 +024 021104 105 097 000 03
155000 2900N 09014W 6970 02688 9493 +144 +023 023105 106 099 000 03
155030 2859N 09012W 6987 02613 9451 +133 +024 025101 111 101 008 00
155100 2859N 09011W 6977 02596 9401 +148 +023 034069 085 101 007 00
155130 2859N 09009W 6968 02573 9337 +187 +024 044035 059 057 002 03
155200 2858N 09008W 6984 02552 9320 +199 +029 077015 023 036 000 03
$$
;

[Chris_in_Tampa]

Air Force recon through 10:52am CDT:

[CrazyC83]

924
URNT15 KNHC 291602
AF303 1509A IDA HDOB 13 20210829
155230 2856N 09007W 6979 02550 9316 +193 +031 082011 012 025 001 03
155300 2854N 09007W 6962 02566 9311 +192 +030 349004 010 023 000 03
155330 2853N 09005W 6965 02560 9308 +194 +028 232015 021 031 001 00
155400 2853N 09003W 6974 02556 9331 +174 +028 219034 041 036 000 03
155430 2854N 09000W 6961 02582 9347 +168 +028 201054 060 /// /// 03
155500 2855N 08959W 6948 02611 9364 +164 +027 179064 066 062 004 03
155530 2858N 08959W 6915 02668 9380 +161 +027 160074 078 062 004 03
155600 2900N 08959W 6716 02909 9381 +145 +025 143068 075 /// /// 03
155630 2901N 09002W 6764 02875 9400 +147 +027 124052 066 054 001 00
155700 2902N 09004W 6928 02661 9379 +173 +030 110046 050 061 001 00
155730 2903N 09007W 6940 02646 9383 +171 +029 088055 059 082 002 03
155800 2903N 09009W 6982 02605 9401 +166 +027 066069 075 100 000 03
155830 2902N 09012W 6985 02618 9423 +160 +027 045085 088 /// /// 03
155900 2900N 09013W 6935 02674 9414 +160 +028 026082 087 /// /// 03
155930 2858N 09013W 6957 02628 9389 +167 +029 012062 079 055 003 03
160000 2857N 09011W 6963 02597 9350 +187 +031 005031 050 054 002 00
160030 2856N 09009W 6978 02568 9332 +195 +030 007017 025 040 002 03
160100 2856N 09007W 6978 02559 9327 +190 +029 016011 015 026 000 00
160130 2856N 09005W 6992 02532 9312 +196 +030 303006 010 022 000 00
160200 2857N 09004W 6999 02515 9301 +198 +031 143007 013 024 001 00
$$
;

Pressure 930 mb.

[Chris_in_Tampa]

Air Force recon through 11:02am CDT:

[CrazyC83]

077
URNT15 KNHC 291612
AF303 1509A IDA HDOB 14 20210829
160230 2859N 09003W 6967 02559 9311 +187 +031 128026 031 026 000 03
160300 2900N 09005W 7006 02522 9318 +196 +031 078023 027 /// /// 03
160330 2859N 09007W 6967 02571 9331 +183 +030 038020 023 /// /// 03
160400 2857N 09006W 6958 02583 9334 +179 +028 359012 016 022 000 03
160430 2856N 09005W 6973 02556 9326 +184 +028 294014 017 026 001 00
160500 2854N 09004W 6969 02574 9336 +184 +029 245030 037 043 003 00
160530 2853N 09003W 6971 02589 9370 +169 +029 236060 074 081 009 03
160600 2851N 09001W 6951 02652 9461 +122 +028 233105 122 114 028 03
160630 2850N 08959W 7018 02646 9568 +090 +028 228123 127 106 054 00
160700 2850N 08957W 6945 02793 9631 +089 +024 229117 120 099 033 00
160730 2849N 08956W 6975 02810 9680 +098 +021 229109 115 097 020 00
160800 2847N 08954W 6970 02857 9718 +103 +019 224103 106 090 013 00
160830 2846N 08953W 6967 02887 9733 +119 +018 222098 100 090 001 00
160900 2845N 08952W 6963 02918 9770 +109 +017 222094 097 090 003 00
160930 2844N 08950W 6970 02930 9807 +095 +018 221095 097 087 009 00
161000 2843N 08949W 6964 02952 9835 +088 +017 220094 096 089 018 00
161030 2842N 08948W 6967 02967 9859 +084 +015 221097 099 087 023 00
161100 2841N 08947W 6958 02993 9881 +080 +013 221095 099 082 029 00
161130 2840N 08945W 6989 02971 9915 +068 +013 216094 100 075 038 03
161200 2839N 08944W 6959 03020 9923 +071 +010 218094 095 074 025 03
$$
;

127 kt FL, 106 kt SFMR.

[CrazyC83]

076
UZNT13 KNHC 291612
XXAA 79167 99289 70901 08280 99931 27608 23510 00/// ///// /////
92061 27007 24016 85810 23406 24013 70500 20058 24011 88999 77999
31313 09608 81553
61616 AF303 1509A IDA OB 04
62626 CENTER MBL WND 24014 AEV 30404 DLM WND 24512 930697 WL150 2
4015 085 REL 2889N09009W 155322 SPG 2890N09008W 155715 =
XXBB 79168 99289 70901 08280 00931 27608 11850 23406 22816 23027
33769 19608 44713 20457
21212 00931 23510 11924 24516 22912 24512 33850 24013 44811 25513
55761 23012 66720 27515
31313 09608 81553
61616 AF303 1509A IDA OB 04
62626 CENTER MBL WND 24014 AEV 30404 DLM WND 24512 930697 WL150 2
4015 085 REL 2889N09009W 155322 SPG 2890N09008W 155715 =
;


931/10. Pressure 930 mb.

[Chris_in_Tampa]

Air Force recon through 11:12am CDT:

[CrazyC83]

819
URNT15 KNHC 291622
AF303 1509A IDA HDOB 15 20210829
161230 2838N 08943W 6976 03017 9939 +073 +009 218092 095 070 021 00
161300 2837N 08942W 6963 03039 9950 +071 +008 215087 090 069 016 00
161330 2836N 08941W 6970 03040 9961 +074 +008 218089 089 069 014 00
161400 2834N 08939W 6964 03057 9972 +074 +008 218085 088 068 010 00
161430 2833N 08938W 6975 03055 9982 +072 +008 218083 083 063 017 00
161500 2832N 08937W 6967 03073 9994 +070 +006 215084 086 063 012 00
161530 2831N 08936W 6966 03079 9995 +075 +005 215082 083 059 010 00
161600 2830N 08934W 6970 03079 9996 +080 +005 216077 080 058 008 00
161630 2829N 08933W 6971 03084 0004 +079 +006 216077 077 059 007 00
161700 2828N 08932W 6967 03096 0013 +077 +006 218078 079 060 016 00
161730 2827N 08930W 6960 03107 0021 +072 +007 221079 082 061 017 00
161800 2825N 08929W 6958 03107 0019 +076 +009 229069 079 050 047 00
161830 2824N 08928W 6989 03077 0022 +078 +014 230069 071 066 015 00
161900 2823N 08926W 6974 03102 0031 +077 +017 227073 074 066 011 00
161930 2822N 08925W 6974 03105 0031 +078 +017 224071 073 065 012 00
162000 2821N 08924W 6973 03115 0035 +081 +017 223070 071 063 012 00
162030 2819N 08922W 6968 03124 0037 +083 +018 224067 068 062 010 00
162100 2818N 08921W 6972 03123 0045 +082 +019 222064 066 060 008 00
162130 2817N 08920W 6967 03132 0045 +082 +021 222062 062 058 008 00
162200 2816N 08918W 6967 03133 0058 +074 +022 226061 063 057 010 00
$$
;

[CrazyC83]

907
URNT12 KNHC 291626
VORTEX DATA MESSAGE AL092021
A. 29/16:01:50Z
B. 28.94 deg N 090.07 deg W
C. 700 mb 2517 m
D. 931 mb
E. 235 deg 10 kt
F. CLOSED
G. C14
H. 101 kt
I. 286 deg 8 nm 15:50:30Z
J. 025 deg 111 kt
K. 286 deg 8 nm 15:50:30Z
L. 114 kt
M. 155 deg 5 nm 16:06:00Z
N. 228 deg 127 kt
O. 146 deg 7 nm 16:06:30Z
P. 16 C / 3041 m
Q. 20 C / 3014 m
R. 3 C / NA
S. 12345 / 07
T. 0.02 / 1.5 nm
U. AF303 1509A IDA OB 03
MAX FL WIND 127 KT 146 / 7 NM 16:06:30Z
;

[Chris_in_Tampa]

Air Force recon through 11:22am CDT:

[CrazyC83]

266
URNT15 KNHC 291632
AF303 1509A IDA HDOB 16 20210829
162230 2815N 08917W 6973 03129 0078 +061 +024 222067 069 055 018 00
162300 2814N 08915W 6961 03149 0075 +064 +025 219063 066 /// /// 03
162330 2815N 08913W 6972 03134 0072 +069 +025 217064 064 /// /// 03
162400 2817N 08912W 6971 03135 0073 +069 +026 218063 064 053 008 03
162430 2819N 08913W 6981 03123 0076 +065 +027 216065 067 058 014 03
162500 2821N 08913W 6969 03132 0077 +060 +027 215065 066 057 019 03
162530 2823N 08912W 6974 03127 0078 +059 +028 212064 065 057 020 03
162600 2826N 08912W 6969 03127 0067 +064 +029 206067 069 060 020 03
162630 2828N 08912W 6977 03121 0068 +064 +030 203069 071 059 018 03
162700 2830N 08912W 6965 03135 0067 +064 +030 203074 077 059 020 03
162730 2833N 08912W 6963 03130 0053 +070 +031 202070 072 060 016 00
162800 2835N 08911W 6970 03123 0047 +075 +030 201071 073 055 016 03
162830 2837N 08911W 6970 03121 0045 +075 +030 198070 071 054 016 03
162900 2840N 08911W 6967 03124 0040 +078 +031 193074 076 055 013 00
162930 2842N 08911W 6972 03116 0045 +073 +031 192076 077 056 013 00
163000 2844N 08911W 6969 03118 0048 +069 +031 190078 078 057 012 00
163030 2847N 08910W 6974 03111 0046 +070 +031 186078 078 059 013 00
163100 2849N 08910W 6967 03118 0046 +070 +031 184077 078 060 013 00
163130 2852N 08910W 6970 03114 0046 +069 +031 182076 077 060 015 00
163200 2854N 08910W 6969 03115 0043 +070 +032 178077 078 062 015 00
$$
;

[Chris_in_Tampa]

Air Force recon through 11:32am CDT:

[CrazyC83]

URNT15 KNHC 291642
AF303 1509A IDA HDOB 17 20210829
163230 2856N 08910W 6962 03123 0049 +065 +031 174077 079 061 016 03
163300 2857N 08912W 6973 03105 0041 +066 +032 180076 079 058 026 03
163330 2858N 08914W 6973 03101 0037 +066 +033 189075 077 064 020 03
163400 2858N 08916W 6974 03097 0031 +066 +032 190079 081 068 021 00
163430 2858N 08918W 6967 03095 0017 +071 +032 189081 084 071 011 00
163500 2858N 08920W 6969 03090 9995 +087 +030 188079 081 073 007 00
163530 2858N 08922W 6972 03079 9989 +085 +030 188083 083 086 007 03
163600 2858N 08923W 6970 03075 9987 +080 +030 188084 085 /// /// 03
163630 2858N 08925W 6969 03070 9975 +083 +030 187090 092 067 011 03
163700 2858N 08927W 6968 03064 9975 +077 +030 185092 093 070 014 00
163730 2859N 08929W 6969 03058 9972 +075 +030 187092 094 072 017 00
163800 2859N 08931W 6966 03050 9961 +075 +030 186091 092 072 018 00
163830 2859N 08932W 6978 03031 9950 +079 +029 185092 094 073 015 00
163900 2859N 08934W 6965 03041 9942 +077 +028 183093 094 074 014 00
163930 2859N 08936W 6967 03025 9933 +074 +028 180094 097 073 018 00
164000 2859N 08938W 6976 03005 9918 +075 +028 181097 100 076 023 00
164030 2859N 08940W 6969 02997 9905 +074 +028 180103 104 080 021 00
164100 2900N 08942W 6974 02977 9895 +069 +027 182103 105 078 038 00
164130 2900N 08944W 6954 02987 9866 +080 +027 186099 104 083 023 00
164200 2900N 08945W 6975 02946 9848 +081 +028 187106 108 087 015 00
$$
;

Fairly large wind field.

[Chris_in_Tampa]

Air Force recon through 11:42am CDT: